研究了几种杀菌剂对番茄叶霉病的防治效果.It'studied the effect of several fungicides to control tomato leaf mold.2002～2003年,从辽宁省不同地区番茄保护地采集番茄叶霉病病叶,经单孢分离共获得叶霉病菌51株.Fifty Fulvia fulva single - spore isolates were collected in 2002 and 200...
She lowered the handkerchief which she had kept dabbing at her eyes.她放下了那块一直用来擦眼睛的手帕。She spread the icing over the cake, dabbing it with a knife.她把糖霜浇在蛋糕上面，并用刀子轻轻涂抹开。She arrived weeping, dabbing her eyes with a tissue......
His stomach had grown more prominent with every passing year.他的肚子一年比一年鼓。In gardens, cankers are most prominent on apples and pear trees.花园里，苹果树和梨树患枯枝病最明显。Each year they compete in a prominent statewide bicycle race.每年他们都...